/* ============================================
   깔끔하고 미니멀한 금융 시스템 디자인
   ============================================ */

/* 전역 스타일 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 깔끔한 색상 팔레트 */
    --primary: #0066ff;
    --primary-dark: #0052cc;
    --primary-light: #3385ff;
    
    --success: #00c853;
    --warning: #ff9800;
    --danger: #f44336;
    --info: #2196f3;
    
    /* 중성 색상 */
    --gray-50: #fafbfc;
    --gray-100: #f5f7fa;
    --gray-200: #e8ecf1;
    --gray-300: #d1d9e0;
    --gray-400: #9aa5b1;
    --gray-500: #6b7785;
    --gray-600: #4a5568;
    --gray-700: #2d3748;
    --gray-800: #1a202c;
    --gray-900: #0d1117;
    
    /* 배경 */
    --bg: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #f1f3f5;
    --sidebar-bg: #0f172a;
    
    /* 텍스트 */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-inverse: #ffffff;
    
    /* 테두리 */
    --border: #e2e8f0;
    --border-dark: #cbd5e1;
    
    /* 그림자 (미묘하게) */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* 간격 */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Malgun Gothic', '맑은 고딕', 
                 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   레이아웃
   ============================================ */

.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    width: 260px;
    height: 100vh;
    background: var(--sidebar-bg);
    color: var(--text-inverse);
    display: flex;
    flex-direction: column;
    border-right: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
}

.sidebar-header {
    padding: var(--space-8) var(--space-6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.sidebar-header h1 {
    font-size: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    letter-spacing: -0.02em;
    color: var(--text-inverse);
}

.sidebar-header h1 i {
    color: var(--primary);
    font-size: 1.5rem;
}

.sidebar-nav {
    flex: 1;
    padding: var(--space-4) 0;
    overflow-y: auto;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-6);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
    font-size: 15px;
    margin: 0 var(--space-2);
    border-radius: 8px;
}

.nav-item i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-inverse);
}

.nav-item.active {
    background: rgba(0, 102, 255, 0.15);
    color: var(--text-inverse);
    font-weight: 600;
}

/* 플로팅 알림 (FAB + 패널) — 헤더와 겹침 방지 */
.notice-fab {
    position: fixed;
    z-index: 10050;
    right: max(1rem, env(safe-area-inset-right, 0px));
    bottom: max(1rem, env(safe-area-inset-bottom, 0px));
    width: 3.25rem;
    height: 3.25rem;
    border-radius: 50%;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--sidebar-bg);
    color: var(--text-inverse);
    font-size: 1.2rem;
    box-shadow: 0 4px 20px rgba(15, 23, 42, 0.35);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.notice-fab:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 24px rgba(15, 23, 42, 0.4);
}

.notice-fab:focus-visible {
    outline: 3px solid var(--primary-light);
    outline-offset: 2px;
}

.notice-fab__badge {
    position: absolute;
    top: 0.2rem;
    right: 0.2rem;
    min-width: 1.1rem;
    height: 1.1rem;
    padding: 0 0.25rem;
    border-radius: 999px;
    background: var(--danger);
    color: #fff;
    font-size: 0.65rem;
    font-weight: 800;
    line-height: 1.1rem;
    text-align: center;
}

.notice-fab__badge.notice-fab__badge--empty {
    min-width: 0.55rem;
    width: 0.55rem;
    height: 0.55rem;
    padding: 0;
    top: 0.35rem;
    right: 0.35rem;
    line-height: 0;
    font-size: 0;
}

@keyframes notice-fab-pulse {
    0%, 100% { box-shadow: 0 4px 20px rgba(15, 23, 42, 0.35); }
    50% { box-shadow: 0 4px 28px rgba(0, 102, 255, 0.55); }
}

.notice-fab.notice-fab--pulse {
    animation: notice-fab-pulse 0.9s ease-in-out 2;
}

.notice-panel-root {
    position: fixed;
    inset: 0;
    z-index: 10040;
    pointer-events: none;
    visibility: hidden;
    opacity: 0;
    transition: opacity 0.2s ease, visibility 0.2s;
}

.notice-panel-root.is-open {
    pointer-events: auto;
    visibility: visible;
    opacity: 1;
}

.notice-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(2px);
}

.notice-panel {
    position: absolute;
    right: max(1rem, env(safe-area-inset-right, 0px));
    bottom: max(5.5rem, calc(env(safe-area-inset-bottom, 0px) + 4.5rem));
    width: min(100vw - 2rem, 22rem);
    max-height: min(70vh, 32rem);
    background: var(--bg);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(12px);
    transition: transform 0.25s ease;
}

.notice-panel-root.is-open .notice-panel {
    transform: translateY(0);
}

.notice-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

.notice-panel__header h2 {
    margin: 0;
    font-size: 1rem;
    font-weight: 700;
}

.notice-panel__close {
    width: 2.25rem;
    height: 2.25rem;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notice-panel__close:hover {
    background: var(--gray-200);
    color: var(--text-primary);
}

.notice-panel__body {
    padding: var(--space-4);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

.notice-card {
    padding: var(--space-4);
    border-radius: 12px;
    border: 1px solid var(--border);
    margin-bottom: var(--space-3);
    font-size: 0.9rem;
    line-height: 1.55;
}

.notice-card:last-child {
    margin-bottom: 0;
}

.notice-card--demo {
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.08), rgba(33, 150, 243, 0.02));
}

.notice-card--ai {
    background: linear-gradient(135deg, rgba(124, 58, 237, 0.08), rgba(245, 158, 11, 0.04));
}

.notice-card__title {
    margin: 0 0 var(--space-2);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.notice-card__text {
    margin: 0 0 var(--space-2);
    color: var(--text-secondary);
}

.notice-card__detail {
    margin: 0 0 var(--space-3);
    padding: var(--space-2);
    font-size: 0.82rem;
    color: var(--text-tertiary);
    background: var(--bg-tertiary);
    border-radius: 8px;
    line-height: 1.45;
}

.notice-card__btn {
    margin-top: var(--space-2);
}

.notice-card code {
    font-size: 0.82em;
    background: var(--gray-100);
    padding: 0.1em 0.35em;
    border-radius: 4px;
}

body.notice-panel-open {
    overflow: hidden;
}

/* 온보딩/기능 안내 모달 */
.onboarding-content { max-width: 520px; }
.onboarding-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.onboarding-list li {
    padding: var(--space-2) 0;
    border-bottom: 1px solid var(--border);
    line-height: 1.5;
}
.onboarding-list li:last-child { border-bottom: none; }
.onboarding-list code {
    background: var(--gray-100);
    padding: 0.1em 0.4em;
    border-radius: 4px;
    font-size: 0.85em;
}

.sidebar-footer {
    padding: var(--space-6);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    font-weight: 500;
}

.user-info i {
    font-size: 1.25rem;
    color: var(--primary);
}

.main-content {
    margin-left: 260px;
    padding: var(--space-8);
    min-height: 100vh;
}

/* ============================================
   페이지
   ============================================ */

.page {
    display: none;
}

.page.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    gap: var(--space-6);
}

.page-header h2 {
    font-size: 1.875rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.02em;
    line-height: 1.2;
}

.page-header p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    margin-top: var(--space-2);
    font-weight: 400;
}

/* ============================================
   통계 카드
   ============================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.stat-card {
    background: var(--bg);
    border-radius: 12px;
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    gap: var(--space-6);
    transition: all 0.2s ease;
    border: 1px solid var(--border);
}

.stat-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--border-dark);
}

.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--text-inverse);
    flex-shrink: 0;
}

.stat-icon.rule1 {
    background: var(--primary);
}

.stat-icon.rule2 {
    background: var(--danger);
}

.stat-icon.total {
    background: var(--info);
}

.stat-icon.amount {
    background: var(--success);
}

.stat-icon.adaptive {
    background: var(--warning);
}

.stat-icon.ai {
    background: #7c3aed;
}

.page-subtitle {
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-size: 0.9rem;
    line-height: 1.5;
    max-width: 52rem;
}

.page-subtitle code {
    font-size: 0.85em;
    background: var(--bg-tertiary);
    padding: 0.1rem 0.35rem;
    border-radius: 4px;
}

.logic-guide-body {
    background: var(--bg);
    border-radius: 12px;
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
}

.knowledge-block {
    margin-bottom: var(--space-8);
}

.knowledge-block h3 {
    font-size: 1.05rem;
    margin-bottom: var(--space-3);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border);
    padding-bottom: var(--space-2);
}

.knowledge-list {
    list-style: none;
    padding: 0;
}

.knowledge-list li {
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--gray-100);
}

.knowledge-list li:last-child {
    border-bottom: none;
}

.knowledge-meta {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    margin-top: 0.25rem;
}

.knowledge-catalog {
    display: grid;
    gap: var(--space-4);
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.knowledge-catalog-card {
    background: var(--bg-secondary);
    border-radius: 8px;
    padding: var(--space-4);
    border: 1px solid var(--border);
}

.knowledge-catalog-card h4 {
    font-size: 0.95rem;
    margin-bottom: var(--space-2);
    color: var(--primary);
}

.knowledge-catalog-card ul {
    margin: 0;
    padding-left: 1.1rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.stat-content {
    flex: 1;
    min-width: 0;
}

.stat-content h3 {
    font-size: 0.8125rem;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--space-1);
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    font-weight: 500;
}

/* ============================================
   섹션
   ============================================ */

.section {
    background: var(--bg);
    border-radius: 12px;
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--space-8);
    border: 1px solid var(--border);
}

.section h3 {
    font-size: 1.125rem;
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border);
}

/* ============================================
   테이블
   ============================================ */

.table-container {
    overflow-x: auto;
    border-radius: 8px;
    border: 1px solid var(--border);
    background: var(--bg);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg);
    font-size: 14px;
}

.data-table thead {
    background: var(--bg-tertiary);
    border-bottom: 2px solid var(--border);
}

.data-table th {
    padding: var(--space-4) var(--space-5);
    text-align: left;
    font-weight: 600;
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

.data-table td {
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border);
    font-size: 0.875rem;
    color: var(--text-primary);
}

.data-table tbody tr {
    transition: background-color 0.15s ease;
}

.data-table tbody tr:hover {
    background: var(--bg-secondary);
}

.data-table tbody tr:last-child td {
    border-bottom: none;
}

/* ============================================
   버튼
   ============================================ */

.btn {
    padding: 0.625rem 1.5rem;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    transition: all 0.2s ease;
    text-decoration: none;
    box-shadow: var(--shadow-xs);
}

.btn-primary {
    background: var(--primary);
    color: var(--text-inverse);
}

.btn-primary:hover {
    background: var(--primary-dark);
    box-shadow: var(--shadow-sm);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--bg);
    color: var(--text-primary);
    border: 1px solid var(--border-dark);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--border-dark);
}

.btn-danger {
    background: var(--danger);
    color: var(--text-inverse);
}

.btn-danger:hover {
    background: #e53935;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.8125rem;
}

/* ============================================
   입력 필드
   ============================================ */

.date-input,
.text-input,
.select-input,
.form-input {
    padding: 0.625rem 1rem;
    border: 1px solid var(--border-dark);
    border-radius: 8px;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background: var(--bg);
    color: var(--text-primary);
    font-family: inherit;
    font-weight: 400;
}

.date-input:focus,
.text-input:focus,
.select-input:focus,
.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.date-input::placeholder,
.text-input::placeholder {
    color: var(--text-tertiary);
}

.filters {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
}

.date-range-selector {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

/* ============================================
   리포트 카드
   ============================================ */

.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-6);
    margin-bottom: var(--space-8);
}

.report-card {
    background: var(--bg);
    border-radius: 12px;
    padding: var(--space-6);
    box-shadow: var(--shadow-sm);
    transition: all 0.2s ease;
    cursor: pointer;
    border: 1px solid var(--border);
}

.report-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--border-dark);
}

.report-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--space-5);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border);
}

.report-card-title {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
    line-height: 1.4;
}

.report-card-date {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.report-card-badge {
    padding: 0.375rem 0.875rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.report-card-badge.completed,
.report-card-badge.generated {
    background: rgba(0, 200, 83, 0.1);
    color: var(--success);
}

.report-card-badge.submitted {
    background: rgba(0, 102, 255, 0.12);
    color: var(--primary);
}

.report-card-badge.archived {
    background: rgba(100, 116, 139, 0.15);
    color: var(--secondary);
}

.report-card-badge.cancelled {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

.report-card-badge.purged {
    background: rgba(100, 116, 139, 0.2);
    color: var(--secondary);
    text-decoration: line-through;
}

.report-card-badge.pending {
    background: rgba(255, 152, 0, 0.1);
    color: var(--warning);
}

.report-card-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.report-card-info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.report-card-info-label {
    color: var(--text-secondary);
    font-weight: 500;
}

.report-card-info-value {
    font-weight: 700;
    color: var(--text-primary);
    font-variant-numeric: tabular-nums;
}

.report-card-actions {
    display: flex;
    gap: var(--space-2);
    margin-top: var(--space-5);
    padding-top: var(--space-5);
    border-top: 1px solid var(--border);
}

/* ============================================
   폼
   ============================================ */

.form-container {
    background: var(--bg);
    border-radius: 12px;
    padding: var(--space-8);
    box-shadow: var(--shadow-sm);
    max-width: 900px;
    border: 1px solid var(--border);
}

.form-group {
    margin-bottom: var(--space-6);
}

.form-group label {
    display: block;
    margin-bottom: var(--space-2);
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    margin-top: var(--space-8);
    padding-top: var(--space-6);
    border-top: 1px solid var(--border);
}

.help-text {
    font-size: 0.8125rem;
    color: var(--text-tertiary);
    margin-top: var(--space-1);
}

/* ============================================
   페이지네이션
   ============================================ */

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-2);
    margin-top: var(--space-8);
    padding: var(--space-4);
}

.pagination button {
    padding: 0.5rem 1rem;
    border: 1px solid var(--border-dark);
    background: var(--bg);
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    font-weight: 500;
    color: var(--text-primary);
}

.pagination button:hover:not(:disabled) {
    background: var(--bg-secondary);
    border-color: var(--primary);
    color: var(--primary);
}

.pagination button:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination .page-info {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* ============================================
   빈 상태
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--space-12);
    color: var(--text-tertiary);
    font-size: 0.9375rem;
}

/* ============================================
   모달
   ============================================ */

.modal {
    display: none;
    position: fixed;
    z-index: 10100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    animation: fadeIn 0.2s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    background: var(--bg);
    border-radius: 16px;
    padding: var(--space-8);
    max-width: 700px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    animation: slideUp 0.3s ease;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border);
}

.modal-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
    padding-bottom: var(--space-4);
    border-bottom: 1px solid var(--border);
}

.modal-close {
    position: absolute;
    right: var(--space-6);
    top: var(--space-6);
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: color 0.2s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.modal-close:hover {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* ============================================
   로딩
   ============================================ */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(2px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.loading-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loading-overlay p {
    margin-top: var(--space-6);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 0.9375rem;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ============================================
   뱃지
   ============================================ */

.badge {
    display: inline-block;
    padding: 0.375rem 0.875rem;
    border-radius: 16px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-ok {
    background: rgba(16, 185, 129, 0.15);
    color: #059669;
}

.badge-rule1 {
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary);
}

.badge-rule_adaptive {
    background: rgba(255, 152, 0, 0.15);
    color: #e65100;
}

.badge-rule_ai_hint,
.badge-rule_ai {
    background: rgba(124, 58, 237, 0.12);
    color: #5b21b6;
}

.badge-rule2 {
    background: rgba(244, 67, 54, 0.1);
    color: var(--danger);
}

/* ============================================
   케이스 리스트
   ============================================ */

.case-list {
    max-height: 450px;
    overflow-y: auto;
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: var(--space-4);
    background: var(--bg-secondary);
}

.case-item {
    padding: var(--space-4);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    background: var(--bg);
    border-radius: 8px;
    margin-bottom: var(--space-2);
    transition: background-color 0.2s ease;
}

.case-item:hover {
    background: var(--bg-secondary);
}

.case-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
}

.case-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.case-item-info {
    flex: 1;
}

.case-item-info strong {
    display: block;
    margin-bottom: var(--space-1);
    color: var(--text-primary);
    font-weight: 600;
}

.case-item-info small {
    color: var(--text-secondary);
    font-size: 0.8125rem;
}

/* ============================================
   반응형
   ============================================ */

@media (max-width: 1024px) {
    .main-content {
        padding: var(--space-6);
    }
    
    .stats-grid {
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    }
}

@media (max-width: 768px) {
    .sidebar {
        width: 80px;
    }

    .sidebar-header h1 span,
    .nav-item span,
    .user-info span {
        display: none;
    }

    .main-content {
        margin-left: 80px;
        padding: var(--space-4);
    }

    .date-range-selector {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        max-width: 100%;
    }

    .date-range-selector .date-input,
    .date-range-selector .btn {
        width: 100%;
        max-width: 100%;
    }

    .filters {
        flex-direction: column;
        align-items: stretch;
    }

    .filters .date-input,
    .filters .text-input,
    .filters .select-input,
    .filters .btn {
        width: 100%;
        max-width: 100%;
    }

    /* 모바일: 알림 패널 = 바텀시트 */
    .notice-panel {
        right: 0;
        left: 0;
        bottom: 0;
        width: 100%;
        max-width: none;
        max-height: min(88vh, 560px);
        border-radius: 16px 16px 0 0;
        transform: translateY(100%);
    }

    .notice-panel-root.is-open .notice-panel {
        transform: translateY(0);
    }

    .notice-fab {
        right: max(0.75rem, env(safe-area-inset-right, 0px));
        bottom: max(0.75rem, env(safe-area-inset-bottom, 0px));
        width: 3rem;
        height: 3rem;
        font-size: 1.1rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
    
    .reports-grid {
        grid-template-columns: 1fr;
    }
    
    .page-header {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ============================================
   서비스 소개 랜딩 (/intro)
   ============================================ */

.intro-page {
    margin: 0;
    min-height: 100vh;
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--bg) 38%);
    color: var(--text-primary);
    font-family: system-ui, -apple-system, 'Segoe UI', sans-serif;
}

.intro-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-8);
    border-bottom: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.intro-brand {
    font-weight: 700;
    color: var(--sidebar-bg);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.intro-nav {
    display: flex;
    gap: var(--space-6);
    font-size: 0.9rem;
}

.intro-nav a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
}

.intro-nav a:hover {
    text-decoration: underline;
}

.intro-nav-muted {
    color: var(--text-tertiary);
    font-size: 0.875rem;
}

.intro-main {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-10) var(--space-6) var(--space-12);
}

.intro-hero {
    margin-bottom: var(--space-12);
}

.intro-eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.06em;
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--space-3);
}

.intro-hero h1 {
    font-size: clamp(1.75rem, 4vw, 2.35rem);
    line-height: 1.25;
    font-weight: 800;
    margin: 0 0 var(--space-5);
    letter-spacing: -0.02em;
}

.intro-accent {
    color: var(--primary);
}

.intro-lead {
    font-size: 1.05rem;
    line-height: 1.65;
    color: var(--text-secondary);
    max-width: 40rem;
    margin-bottom: var(--space-8);
}

.intro-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
}

.intro-cta-primary {
    padding: 0.65rem 1.25rem;
}

.intro-section {
    margin-bottom: var(--space-10);
}

.intro-section h2 {
    font-size: 1.15rem;
    margin-bottom: var(--space-4);
    border-bottom: 2px solid var(--border);
    padding-bottom: var(--space-2);
}

.intro-pill-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.intro-pill-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    padding: var(--space-3) var(--space-4);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 0.95rem;
}

.intro-page .text-primary {
    color: var(--primary);
}

.intro-grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--space-5);
}

.intro-card {
    padding: var(--space-5);
    border-radius: 12px;
    border: 1px solid var(--border);
    background: var(--bg);
    box-shadow: var(--shadow-sm);
}

.intro-card h3 {
    font-size: 1rem;
    margin: 0 0 var(--space-2);
}

.intro-card p {
    margin: 0;
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.55;
}

.intro-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(0, 102, 255, 0.1);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-3);
    font-size: 1.1rem;
}

.intro-card-icon--warm {
    background: rgba(255, 152, 0, 0.12);
    color: #e65100;
}

.intro-card-icon--ai {
    background: rgba(124, 58, 237, 0.12);
    color: #5b21b6;
}

.intro-integration-lead {
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: var(--space-4);
}

.intro-integration-lead code {
    font-size: 0.88em;
    background: var(--gray-100);
    padding: 0.1em 0.35em;
    border-radius: 4px;
}

.intro-code {
    margin: 0 0 var(--space-5);
    padding: var(--space-5);
    background: var(--sidebar-bg);
    color: #e2e8f0;
    border-radius: 12px;
    overflow-x: auto;
    font-size: 0.8rem;
    line-height: 1.5;
}

.intro-code code {
    font-family: ui-monospace, monospace;
}

.intro-doc-links {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.intro-footnote {
    font-size: 0.85rem;
    color: var(--text-tertiary);
    padding: var(--space-4);
    background: var(--bg-secondary);
    border-radius: 8px;
}

.intro-footer {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--space-6);
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-3);
    font-size: 0.85rem;
    color: var(--text-tertiary);
}

.intro-footer a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
}

.intro-footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .intro-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-3);
    }

    .intro-nav {
        flex-wrap: wrap;
    }
}

/* ============================================
   스크롤바
   ============================================ */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* Analytics */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}

.chart-card {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    box-shadow: var(--shadow-sm);
}

.chart-card h3 {
    margin: 0 0 var(--space-3);
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.insights-panel {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.08), rgba(99, 102, 241, 0.08));
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--space-4);
    margin-bottom: var(--space-5);
}

.insights-panel ul {
    margin: var(--space-2) 0;
    padding-left: 1.25rem;
}

.insights-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
}

.transfer-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.transfer-tags .tag {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    padding: 0.35rem 0.75rem;
    border-radius: 999px;
    font-size: 0.8125rem;
}

/* Logic landing & docs */
.landing-page .landing-hero { max-width: 52rem; }
.intro-nav-cta { font-weight: 700; color: var(--accent-cyan) !important; }
.docs-page .intro-nav a.active { color: var(--accent-cyan); }
.docs-main { max-width: 56rem; margin: 0 auto; padding: 2rem 1.5rem 4rem; }
.docs-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1rem; margin: 2rem 0; }
.docs-card {
    display: block; padding: 1.25rem; border-radius: var(--radius-lg);
    border: 1px solid var(--border-color); background: var(--bg-primary);
    text-decoration: none; color: inherit; transition: border-color 0.2s;
}
.docs-card:hover { border-color: var(--accent-cyan); }
.docs-card h3 { margin: 0 0 0.5rem; font-size: 1rem; }
.docs-card p { margin: 0; font-size: 0.875rem; color: var(--text-secondary); }
.docs-article h2 { margin-top: 2rem; font-size: 1.125rem; }
.docs-meta { font-size: 0.875rem; color: var(--text-secondary); margin-top: 2rem; }
.intro-footer { text-align: center; padding: 2rem; color: var(--text-secondary); font-size: 0.875rem; }

/* Nav sections */
.nav-section-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: rgba(255, 255, 255, 0.45);
    padding: var(--space-4) var(--space-5) var(--space-2);
    margin: 0;
    font-weight: 600;
}

/* Taxonomy tags */
.tag--market { background: var(--tag-market-bg); color: var(--tag-market-fg); }
.tag--product { background: var(--tag-product-bg); color: var(--tag-product-fg); }
.tag--strategy { background: var(--tag-strategy-bg); color: var(--tag-strategy-fg); }
.tag--asset { background: var(--tag-asset-bg); color: var(--tag-asset-fg); }
.tag--nature { background: var(--tag-nature-bg); color: var(--tag-nature-fg); }
.tag--layer { background: var(--tag-layer-bg); color: var(--tag-layer-fg); }
.tag--default { background: var(--tag-default-bg); color: var(--tag-default-fg); }

.taxonomy-dimension-block { margin-bottom: var(--space-5); }
.taxonomy-dimension-block h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}